Question 1
For every million liters of water in the world, only about ____ liters are in a form that can be used for human consumption or agriculture.
◦ 0.6
◦ 6
◦ 60
◦ 600
◦ 6,000
Question 2
Fresh water and forests may be tapped indefinitely as long as they're replenished. They are classified as
◦ nonrenewable resources.
◦ renewable resources.
◦ ecological sources.
◦ biogeographical resources.
◦ point sources.